Merge pull request #88 from leviat-tech/master

Reverse arc direction when reflecting over a single axis
alexbol99 · May 15, 2021 · 878f75c · 878f75c
2 parents adf355e + 42ef243
commit 878f75c
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/classes/arc.js b/src/classes/arc.js
@@ -414,7 +414,11 @@ export class Arc {
         let newStart = this.start.transform(matrix);
         let newEnd = this.end.transform(matrix);
         let newCenter = this.pc.transform(matrix);
-        let arc = Flatten.Arc.arcSE(newCenter, newStart, newEnd, this.counterClockwise);
+        let newDirection = this.counterClockwise;
+        if (matrix.a * matrix.d < 0) {
+          newDirection = !newDirection;
+        }
+        let arc = Flatten.Arc.arcSE(newCenter, newStart, newEnd, newDirection);
         return arc;
     }